Home / 19,356.22-29,031.60-6,206.88

Finding the Fourth Proportional to 19,356.22, 29,031.60 and 6,206.88

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Solution

The fourth proportional to 19,356.22, 29,031.60 and 6,206.88 is: 9,309.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,356.22 : 29,031.60 = 6,206.88 : x
  2. Step 2: Convert to fraction form
    19,356.22/29,031.60 = 6,206.88/x
  3. Step 3: Cross multiply
    19,356.22x = 29,031.60 × 6,206.88
  4. Step 4: Simplify right side
    19,356.22x = 180,195,657.41
  5. Step 5: Solve for x
    x = 180,195,657.41/19,356.22
  6. Step 6: Final answer
    x = 9,309.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.